HI-674A Intersil Corporation, HI-674A Datasheet - Page 8

• Manufacturer Part Number: HI-674A
• Description: Complete/ 12-Bit A/D Converters with Microprocessor Interface
• Manufacturer: Intersil Corporation

Timing Specifications
Timing Specifications
READ MODE
CONVERT MODE
READ MODE
SYMBOL
SYMBOL
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
t
HEC
HSC
SRC
HRC
SRR
HSR
HRR
HAR
DSC
HEC
HSC
SRC
HRC
SSC
SAC
HAC
t
t
SSR
SAR
t
SSC
SAC
HAC
t
t
t
t
DD
HD
DD
HD
t
HL
HS
t
HL
C
C
CE Pulse Width
CS to CE Setup
CS Low During CE High
R/C to CE Setup
R/C Low During CE High
A
A
Conversion Time
Access Time from CE
Data Valid After CE Low
Output Float Delay
CS to CE Setup
R/C to CE Setup
A
CS Valid After CE Low
R/C High After CE Low
A
STS Delay After Data Valid
STS Delay from CE
CE Pulse Width
CS to CE Setup
CS Low During CE High
R/C to CE Setup
R/C Low During CE High
A
A
Conversion Time
Access Time from CE
Data Valid After CE Low
Output Float Delay
O
O
O
O
O
O
to CE Setup
Valid During CE High
to CE Setup
Valid After CE Low
to CE Setup
Valid During CE High
(HI-574A) 25
(HI-674A) 25
o
o
PARAMETER
PARAMETER
C, Note 2, Unless Otherwise Specified (Continued)
C, Note 2, Unless Otherwise Specified
HI-574A, HI-674A, HI-774
12-Bit Cycle T
8-Bit Cycle T
12-Bit Cycle T
8-Bit Cycle T
MIN
MIN
6-959
MIN
MIN
to T
to T
to T
to T
MAX
MAX
MAX
MAX
MIN
MIN
300
50
50
50
50
50
50
15
10
25
50
50
50
50
50
50
50
50
50
25
0
0
0
0
0
9
6
-
-
-
-
-
TYP
TYP
100
100
20
13
75
12
75
8
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
MAX
1200
MAX
150
150
200
150
150
25
17
15
10
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
UNITS
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
s
s
s
s